diff --git a/pac.txt b/pac.txt
index 6e38216..0d4f8ef 100644
--- a/pac.txt
+++ b/pac.txt
@@ -6922,7 +6922,8 @@ var rules = [
   ".rapnet.com",
   ".stripe.network",
   ".rapnet.cn",
-  ".rapaport.com"
+  ".rapaport.com",
+  "*.office.net"
 ];
 
 /*